18129375

素因数分解:

$3^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{293}}^1$

素因数の和:330

約数の個数: 60

約数和(自身を含む): 35819784

約数和(自身を除く): 17690409

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 125, 165, 225, 275, 293, 375, 495, 625, 825, 879, 1125, 1375, 1465, 1875, 2475, 2637, 3223, 4125, 4395, 5625, 6875, 7325, 9669, 12375, 13185, 16115, 20625, 21975, 29007, 36625, 48345, 61875, 65925, 80575, 109875, 145035, 183125, 241725, 329625, 402875, 549375, 725175, 1208625, 1648125, 2014375, 3625875, 6043125, 18129375]

約数ペア:

[(1, 18129375), (3, 6043125), (5, 3625875), (9, 2014375), (11, 1648125), (15, 1208625), (25, 725175), (33, 549375), (45, 402875), (55, 329625), (75, 241725), (99, 183125), (125, 145035), (165, 109875), (225, 80575), (275, 65925), (293, 61875), (375, 48345), (495, 36625), (625, 29007), (825, 21975), (879, 20625), (1125, 16115), (1375, 13185), (1465, 12375), (1875, 9669), (2475, 7325), (2637, 6875), (3223, 5625), (4125, 4395)]